fixed error message for group term
fixed error message for group term

kulbirsaini/rethinkdbdash,adammcarth/rethinkdbdash,andrerpena/rethinkdbdash,abhishekgahlot/rethinkdbdash,mbroadst/rethunk,beni55/rethinkdbdash,mbroadst/rethinkdbdash,neumino/rethinkdbdash,tswayne/rethinkdbdash